The advantage of overhead bridges is that ______. [br] People are encouraged to

游客2024-07-31  12

问题 The advantage of overhead bridges is that ______. [br] People are encouraged to use overhead bridges mainly because ______.

选项 A、zebra crossing can be ignored
B、it is necessary to reduce traffic jam
C、they prevent accidents and loss of life
D、traffic is very heavy in large cities

答案 C

解析
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